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Dion Moult
86 lines
3.8 KiB
Python
86 lines
3.8 KiB
Python
# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2022 Dion Moult <dion@thinkmoult.com>
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#
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# This file is part of IfcOpenShell.
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#
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# IfcOpenShell is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# IfcOpenShell is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
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import ifcpatch
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import ifcopenshell
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import ifcopenshell.api
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import ifcopenshell.util.placement
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import test.bootstrap
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import tempfile
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import numpy as np
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from pathlib import Path
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from typing import Optional
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class TestMergeProject(test.bootstrap.IFC4):
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def setup_project(self, ifc_file: Optional[ifcopenshell.file] = None):
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prefix = None if ifc_file else "MILLI"
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if ifc_file is None:
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ifc_file = ifcopenshell.file(schema=self.file.schema)
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ifcopenshell.api.run("root.create_entity", ifc_file, ifc_class="IfcProject")
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unit = ifcopenshell.api.run("unit.add_si_unit", ifc_file, unit_type="LENGTHUNIT", prefix=prefix)
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ifcopenshell.api.run("unit.assign_unit", ifc_file, units=[unit])
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model = ifcopenshell.api.context.add_context(ifc_file, "Model")
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ifcopenshell.api.context.add_context(ifc_file, "Model", "Body", "MODEL_VIEW", parent=model)
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matrix = np.eye(4)
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matrix[:, 3] = (1, 2, 3, 1)
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wall = ifcopenshell.api.run("root.create_entity", ifc_file, ifc_class="IfcWall")
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ifcopenshell.api.run("geometry.edit_object_placement", ifc_file, product=wall, matrix=matrix, is_si=True)
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return ifc_file
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def test_run(self):
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self.file = self.setup_project(self.file)
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second_file = self.setup_project()
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temp_path = Path(tempfile.gettempdir()) / "second.ifc"
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second_file.write(temp_path)
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output = ifcpatch.execute({"file": self.file, "recipe": "MergeProject", "arguments": [str(temp_path)]})
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assert self.file == output
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assert len(output.by_type("IfcWall")) == 2
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wall1, wall2 = output.by_type("IfcWall")
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# test that units are converted
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placement1 = ifcopenshell.util.placement.get_local_placement(wall1.ObjectPlacement)
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placement2 = ifcopenshell.util.placement.get_local_placement(wall2.ObjectPlacement)
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to_tuple = lambda arr: tuple(map(tuple, arr))
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matrix = np.eye(4)
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matrix[:, 3] = (1, 2, 3, 1)
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assert to_tuple(placement1) == to_tuple(placement2) == to_tuple(matrix)
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def test_reusing_geometric_contexts(self):
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self.file = self.setup_project(self.file)
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second_file = self.setup_project()
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output = ifcpatch.execute({"file": self.file, "recipe": "MergeProject", "arguments": [second_file]})
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assert len(output.by_type("IfcGeometricRepresentationContext")) == 2
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def test_using_the_georeferencing_of_the_original_project(self):
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if self.file.schema == "IFC2X3":
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return
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self.file = self.setup_project(self.file)
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second_file = self.setup_project()
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ifcopenshell.api.georeference.add_georeferencing(self.file)
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ifcopenshell.api.georeference.add_georeferencing(second_file)
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output = ifcpatch.execute({"file": self.file, "recipe": "MergeProject", "arguments": [second_file]})
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assert len(output.by_type("IfcProjectedCRS")) == 1
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assert len(output.by_type("IfcMapConversion")) == 1
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class TestMergeProjectIFC2X3(test.bootstrap.IFC2X3, TestMergeProject):
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pass
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